invoice_issued_unlink_zdd
Remove an advance tax document (ZDD) bonding from an issued invoice (Vazby ZDD).
This record as markdown: /tools/abraflexi/invoice-issued-unlink-zdd.md
What invoice_issued_unlink_zdd does on AbraFlexi
AI agents call invoice_issued_unlink_zdd to permanently remove resources in AbraFlexi, typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.
Why invoice_issued_unlink_zdd is rated Critical
This tool performs an irreversible operation that removes a financial document relationship. While not a direct payment (Financial), the unbinding of tax documents from invoices is a destructive accounting action that alters critical financial record integrity.
From the tool's definition The tool description contains 'Remove' which indicates irreversible deletion or unbinding of a financial document linkage.
Attacks that exploit this kind of access
The rule that runs invoice_issued_unlink_zdd safely
PolicyLayer is an MCP gateway: it sits between your AI agents and AbraFlexi, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For invoice_issued_unlink_zdd, this is the rule to start with:
invoice_issued_unlink_zdd is removed from the agent's tool list entirely, so the agent never calls it. The rest of the server keeps working.
The button opens the PolicyLayer dashboard: create your workspace, connect AbraFlexi, apply this rule, and every invoice_issued_unlink_zdd call is checked against it from then on.
Questions about invoice_issued_unlink_zdd
Remove an advance tax document (ZDD) bonding from an issued invoice (Vazby ZDD). It is categorised as a Destructive tool in the AbraFlexi MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.
Register the AbraFlexi MCP server in PolicyLayer and add a rule for invoice_issued_unlink_zdd: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches AbraFlexi. Nothing to install.
invoice_issued_unlink_zdd is a Destructive tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.
Yes. Add a rate_limit block to the invoice_issued_unlink_zdd rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for invoice_issued_unlink_zdd. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
invoice_issued_unlink_zdd is provided by the AbraFlexi MCP server (abraflexi-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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